Twenty-five years after the Nisqually earthquake rattled western Washington, the powerful 6.8-magnitude quake remains a defining moment for the region, both for those who lived through it and for the ...

Small RNA molecules in the blood can predict two-year survival in older adults more accurately than age or other common health measures.

A 74-year-old woman is lucky to be alive after a blood clot traveled to her lung and caused her heart to stop. A month and a half later, she’s up walking and talking and thanking the first ...

Discover how extreme animal sizes, from the massive blue whale to the tiny shrew, shape their survival strategies.